this derivation will be built:
  /nix/store/1631q9wgnya2i2i5x7l6gp0vrxdbv33z-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/1631q9wgnya2i2i5x7l6gp0vrxdbv33z-bcachefs-module-7.0.0-38-generic.drv'...